Jang Pan Su
Kim Dong Hyeon
Oh Mi Seon
Oh Hyeon Jeong
Man Cheol
Kim Jong Gi
Grandmother
CEO Han
Kim Jae Ik
Chul Ho
Yoon Ji
Seo Yeon
Min-woo's friend 8
Attending physician (as Yoon-Seo Jeong)
Female student #1
Section Chief Jo
Boss Yang
Jae Hee
Min Woo
Min Woo's Friend #10
Fat guy
Hospital ward guard #2 (as Lee Woo-Sung)
Japanese Teacher